d-Color MF4003/MF3303
L TROUBLESHOOTING > 3. TROUBLE CODE
L-74
4.
Execute [Service Mode] -> [State Confirmation] -> [Memory/Storage Adjustment] -> [Memory Check] -> [Rough Check], and check that no
abnormalities. When "NG" is displayed, replace the appropriate memory or PWB.
• WORK0: CPU board (CPUB) LPDDR4 main memory ChA
• WORK1: CPU board (CPUB) LPDDR4 main memory ChB
5.
3.20.4 CFD7# - CFDA#
Contents
Trouble type
CFD7# - CFDA#: Abort code
Rank
C
Trouble detection condition -
Trouble isolation
-
Relevant electrical parts
CPU board (CPUB)
Procedure
1.
Turn OFF the main power switch and unplug the power cord. Connect the power cord after 15 sec. or more, and turn ON the main power
switch.
2.
Check CPUB for proper installation and correct as necessary.
3.
Rewrite the firmware.
4.
Execute [Service Mode] -> [State Confirmation] -> [Memory/Storage Adjustment] -> [Memory Check] -> [Rough Check], and check that no
abnormalities. When "NG" is displayed, replace the appropriate memory or PWB.
• WORK0: CPU board (CPUB) LPDDR4 main memory ChA
• WORK1: CPU board (CPUB) LPDDR4 main memory ChB
5.
3.20.5 CFE3# - CFE6#
Contents
Trouble type
CFE3# - CFE6#: Abort code
Rank
C
Trouble detection condition -
Trouble isolation
-
Relevant electrical parts
CPU board (CPUB)
Procedure
1.
Turn OFF the main power switch and unplug the power cord. Connect the power cord after 15 sec. or more, and turn ON the main power
switch.
2.
Check CPUB for proper installation and correct as necessary.
3.
Rewrite the firmware.
4.
Execute [Service Mode] -> [State Confirmation] -> [Memory/Storage Adjustment] -> [Memory Check] -> [Rough Check], and check that no
abnormalities. When "NG" is displayed, replace the appropriate memory or PWB.
• WORK0: CPU board (CPUB) LPDDR4 main memory ChA
• WORK1: CPU board (CPUB) LPDDR4 main memory ChB
5.
3.20.6 CFEF# - CFF2#
Contents
Trouble type
CFEF# - CFF2#: Abort code
Rank
C
Trouble detection condition -
Trouble isolation
-
Relevant electrical parts
CPU board (CPUB)
Procedure
1.
Turn OFF the main power switch and unplug the power cord. Connect the power cord after 15 sec. or more, and turn ON the main power
switch.
2.
Check CPUB for proper installation and correct as necessary.
3.
Rewrite the firmware.
4.
Execute [Service Mode] -> [State Confirmation] -> [Memory/Storage Adjustment] -> [Memory Check] -> [Rough Check], and check that no
abnormalities. When "NG" is displayed, replace the appropriate memory or PWB.
• WORK0: CPU board (CPUB) LPDDR4 main memory ChA
• WORK1: CPU board (CPUB) LPDDR4 main memory ChB
5.
Service Manual
Y119930-3
Summary of Contents for d-Color MF 4003
Page 1: ...Multifunction Digital Copier d Color MF4003 MF3303 Service Manual Version 2 0 Code Y119930 3 ...
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